753 lines
12 KiB
C
753 lines
12 KiB
C
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#include "dox.h"
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char *
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FileExtension(char *file)
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{
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char *p;
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p = strrchr(file, '.');
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if (p != NULL)
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{
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return (p + 1);
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}
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return ("");
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}
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void
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md(char *s)
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{
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if ((!s) || (!*s))
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return;
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mkdir(s, S_IRWXU);
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return;
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}
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int
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exists(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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return (1);
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}
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void
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mkdirs(char *s)
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{
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char ss[FILEPATH_LEN_MAX];
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int i, ii;
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i = 0;
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ii = 0;
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while (s[i])
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{
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ss[ii++] = s[i];
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ss[ii] = 0;
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if (s[i] == '/')
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{
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if (!exists(ss))
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md(ss);
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else if (!isdir(ss))
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return;
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}
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i++;
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}
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}
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int
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isfile(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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if (S_ISREG(st.st_mode))
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return (1);
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return (0);
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}
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int
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isdir(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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if (S_ISDIR(st.st_mode))
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return (1);
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return (0);
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}
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char **
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ls(char *dir, int *num)
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{
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int i, dirlen;
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int done = 0;
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DIR *dirp;
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char **names;
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struct dirent *dp;
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if ((!dir) || (!*dir))
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return (0);
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dirp = opendir(dir);
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if (!dirp)
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{
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*num = 0;
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return (NULL);
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}
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/* count # of entries in dir (worst case) */
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for (dirlen = 0; (dp = readdir(dirp)) != NULL; dirlen++);
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if (!dirlen)
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{
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closedir(dirp);
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*num = dirlen;
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return (NULL);
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}
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names = (char **)malloc(dirlen * sizeof(char *));
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if (!names)
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return (NULL);
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rewinddir(dirp);
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for (i = 0; i < dirlen;)
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{
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dp = readdir(dirp);
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if (!dp)
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break;
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if ((strcmp(dp->d_name, ".")) && (strcmp(dp->d_name, "..")))
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{
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names[i] = strdup(dp->d_name);
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i++;
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}
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}
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if (i < dirlen)
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dirlen = i; /* dir got shorter... */
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closedir(dirp);
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*num = dirlen;
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/* do a simple bubble sort here to alphanumberic it */
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while (!done)
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{
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done = 1;
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for (i = 0; i < dirlen - 1; i++)
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{
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if (strcmp(names[i], names[i + 1]) > 0)
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{
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char *tmp;
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tmp = names[i];
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names[i] = names[i + 1];
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names[i + 1] = tmp;
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done = 0;
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}
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}
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}
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return (names);
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}
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void
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freestrlist(char **l, int num)
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{
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if (!l)
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return;
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while (num--)
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if (l[num])
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free(l[num]);
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free(l);
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return;
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}
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void
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rm(char *s)
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{
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if ((!s) || (!*s))
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return;
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unlink(s);
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return;
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}
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void
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mv(char *s, char *ss)
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{
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if ((!s) || (!ss) || (!*s) || (!*ss))
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return;
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rename(s, ss);
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return;
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}
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void
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cp(char *s, char *ss)
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{
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int i;
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FILE *f, *ff;
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unsigned char buf[1];
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if ((!s) || (!ss) || (!*s) || (!*ss))
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return;
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if (!exists(s))
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return;
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i = filesize(s);
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f = fopen(s, "r");
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if (!f)
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return;
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ff = fopen(ss, "w");
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if (!ff)
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{
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fclose(f);
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return;
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}
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while (fread(buf, 1, 1, f))
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fwrite(buf, 1, 1, ff);
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fclose(f);
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fclose(ff);
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return;
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}
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time_t
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moddate(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (!stat(s, &st) < 0)
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return (0);
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if (st.st_mtime > st.st_ctime)
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{
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return (st.st_mtime);
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}
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else
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return (st.st_ctime);
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return (0);
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}
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int
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filesize(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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return ((int)st.st_size);
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}
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int
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fileinode(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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return ((int)st.st_ino);
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}
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int
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filedev(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (stat(s, &st) < 0)
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return (0);
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return ((int)st.st_dev);
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}
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void
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cd(char *s)
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{
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if ((!s) || (!*s))
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return;
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chdir(s);
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return;
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}
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char *
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cwd(void)
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{
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char *s;
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char ss[FILEPATH_LEN_MAX];
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getcwd(ss, FILEPATH_LEN_MAX);
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s = strdup(ss);
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return (s);
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}
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int
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permissions(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (!stat(s, &st) < 0)
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return (0);
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return (st.st_mode);
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}
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int
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owner(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (!stat(s, &st) < 0)
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return (0);
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return (st.st_uid);
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}
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int
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group(char *s)
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{
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struct stat st;
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if ((!s) || (!*s))
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return (0);
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if (!stat(s, &st) < 0)
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return (0);
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return (st.st_gid);
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}
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char *
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username(int uid)
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{
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static int usr_uid = -1;
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static char *usr_s = NULL;
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char *s;
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struct passwd *pwd;
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if (usr_uid < 0)
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usr_uid = getuid();
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if ((uid == usr_uid) && (usr_s))
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return strdup(usr_s);
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pwd = getpwuid(uid);
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if (pwd)
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{
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s = strdup(pwd->pw_name);
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if (uid == usr_uid)
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usr_s = strdup(s);
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return (s);
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}
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return (strdup("unknown"));
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}
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char *
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homedir(int uid)
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{
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static int usr_uid = -1;
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static char *usr_s = NULL;
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char *s;
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struct passwd *pwd;
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if (usr_uid < 0)
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usr_uid = getuid();
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if ((uid == usr_uid) && (usr_s))
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return strdup(usr_s);
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pwd = getpwuid(uid);
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if (pwd)
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{
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s = strdup(pwd->pw_dir);
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if (uid == usr_uid)
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usr_s = strdup(s);
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return (s);
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}
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return (strdup("/tmp"));
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}
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char *
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usershell(int uid)
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{
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static int usr_uid = -1;
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static char *usr_s = NULL;
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char *s;
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struct passwd *pwd;
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if (usr_uid < 0)
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usr_uid = getuid();
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if ((uid == usr_uid) && (usr_s))
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return strdup(usr_s);
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pwd = getpwuid(uid);
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if (pwd)
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{
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s = strdup(pwd->pw_shell);
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if (uid == usr_uid)
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usr_s = strdup(s);
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return (s);
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}
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return (strdup("/bin/sh"));
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}
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char *
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atword(char *s, int num)
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{
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int cnt, i;
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if (!s)
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return (NULL);
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cnt = 0;
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i = 0;
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while (s[i])
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{
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if ((s[i] != ' ') && (s[i] != '\t'))
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{
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if (i == 0)
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cnt++;
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else if ((s[i - 1] == ' ') || (s[i - 1] == '\t'))
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cnt++;
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if (cnt == num)
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return (&s[i]);
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}
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i++;
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}
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return (NULL);
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}
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char *
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atchar(char *s, char c)
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{
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int i;
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if (!s)
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return (NULL);
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i = 0;
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while (s[i] != 0)
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{
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if (s[i] == c)
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return (&s[i]);
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i++;
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}
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return (NULL);
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}
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char *
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getword(char *s, int num)
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{
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/* *********FIXME**************
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* This function is broken but it isn't in use so I'll fix it later
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* (DO NOT USE UNTIL FIXED
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*/
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int cnt, i;
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char *start, *finish, *ss, *w;
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char *wd = NULL;
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if (!s)
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return (NULL);
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if (!wd)
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return (NULL);
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if (num <= 0)
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{
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*wd = 0;
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return (NULL);
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}
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cnt = 0;
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i = 0;
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start = NULL;
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finish = NULL;
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ss = NULL;
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w = wd;
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while (s[i])
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{
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if ((cnt == num) && ((s[i] == ' ') || (s[i] == '\t')))
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{
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finish = &s[i];
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break;
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}
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if ((s[i] != ' ') && (s[i] != '\t'))
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{
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if (i == 0)
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{
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cnt++;
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if (cnt == num)
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start = &s[i];
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}
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else if ((s[i - 1] == ' ') || (s[i - 1] == '\t'))
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{
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cnt++;
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if (cnt == num)
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start = &s[i];
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}
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}
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i++;
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}
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if (cnt == num)
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{
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if ((start) && (finish))
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{
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for (ss = start; ss < finish; ss++)
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*wd++ = *ss;
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}
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else if (start)
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{
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for (ss = start; *ss != 0; ss++)
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*wd++ = *ss;
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}
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*wd = 0;
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}
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return (wd);
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}
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void
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word(char *s, int num, char *wd)
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{
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int cnt, i;
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char *start, *finish, *ss, *w;
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if (!s)
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return;
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if (!wd)
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return;
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if (num <= 0)
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{
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*wd = 0;
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return;
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}
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cnt = 0;
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i = 0;
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start = NULL;
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finish = NULL;
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ss = NULL;
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w = wd;
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while (s[i])
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{
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if ((cnt == num) && ((s[i] == ' ') || (s[i] == '\t')))
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{
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finish = &s[i];
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break;
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}
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if ((s[i] != ' ') && (s[i] != '\t'))
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{
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if (i == 0)
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{
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cnt++;
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if (cnt == num)
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start = &s[i];
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}
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else if ((s[i - 1] == ' ') || (s[i - 1] == '\t'))
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{
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cnt++;
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if (cnt == num)
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start = &s[i];
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}
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}
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i++;
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}
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if (cnt == num)
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{
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if ((start) && (finish))
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{
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for (ss = start; ss < finish; ss++)
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*wd++ = *ss;
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}
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else if (start)
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{
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for (ss = start; *ss != 0; ss++)
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*wd++ = *ss;
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}
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*wd = 0;
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}
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return;
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}
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int
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canread(char *s)
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{
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if ((!s) || (!*s))
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return (0);
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if (!(permissions(s) & (S_IRUSR | S_IRGRP | S_IROTH)))
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return (0);
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return (1 + access(s, R_OK));
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}
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int
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canwrite(char *s)
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{
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if ((!s) || (!*s))
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return (0);
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if (!(permissions(s) & (S_IWUSR | S_IWGRP | S_IWOTH)))
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return (0);
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return (1 + access(s, W_OK));
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}
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int
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canexec(char *s)
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{
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if ((!s) || (!*s))
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return (0);
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if (!(permissions(s) & (S_IXUSR | S_IXGRP | S_IXOTH)))
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return (0);
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return (1 + access(s, X_OK));
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}
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char *
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fileof(char *s)
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{
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char ss[1024];
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int i, p1, p2;
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i = 0;
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p1 = -1;
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p2 = -1;
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for (i = strlen(s) - 1; i >= 0; i--)
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{
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if ((s[i] == '.') && (p2 < 0) && (p1 < 0))
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p2 = i;
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if ((s[i] == '/') && (p1 < 0))
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p1 = i;
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}
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if (p2 < 0)
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p2 = strlen(s);
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if (p1 < 0)
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p1 = 0;
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for (i = 0; i < (p2 - p1 - 1); i++)
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ss[i] = s[p1 + 1 + i];
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ss[i] = 0;
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return (strdup(ss));
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}
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char *
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fullfileof(char *s)
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{
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char ss[1024];
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int i, p1, p2;
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i = 0;
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p1 = -1;
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for (i = strlen(s) - 1; i >= 0; i--)
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{
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if ((s[i] == '/') && (p1 < 0))
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p1 = i;
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}
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p2 = strlen(s);
|
|
for (i = 0; i < (p2 - p1 - 1); i++)
|
|
ss[i] = s[p1 + 1 + i];
|
|
ss[i] = 0;
|
|
return (strdup(ss));
|
|
}
|
|
|
|
char *
|
|
pathtoexec(char *file)
|
|
{
|
|
char *p, *cp, *ep;
|
|
char *s;
|
|
int len, exelen;
|
|
|
|
if (file[0] == '/')
|
|
{
|
|
if (canexec(file))
|
|
return (strdup(file));
|
|
}
|
|
p = getenv("PATH");
|
|
if (!p)
|
|
return (strdup(file));
|
|
if (!file)
|
|
return (NULL);
|
|
cp = p;
|
|
exelen = strlen(file);
|
|
while ((ep = strchr(cp, ':')))
|
|
{
|
|
len = ep - cp;
|
|
s = malloc(len + 1);
|
|
if (s)
|
|
{
|
|
strncpy(s, cp, len);
|
|
s[len] = 0;
|
|
s = realloc(s, len + 2 + exelen);
|
|
strcat(s, "/");
|
|
strcat(s, file);
|
|
if (canexec(s))
|
|
return (s);
|
|
free(s);
|
|
}
|
|
cp = ep + 1;
|
|
}
|
|
len = strlen(cp);
|
|
s = malloc(len + 1);
|
|
if (s)
|
|
{
|
|
strncpy(s, cp, len);
|
|
s[len] = 0;
|
|
s = realloc(s, len + 2 + exelen);
|
|
strcat(s, "/");
|
|
strcat(s, file);
|
|
if (canexec(s))
|
|
return (s);
|
|
free(s);
|
|
}
|
|
return (NULL);
|
|
}
|
|
|
|
char *
|
|
pathtofile(char *file)
|
|
{
|
|
char *p, *cp, *ep;
|
|
char *s;
|
|
int len, exelen;
|
|
|
|
if (file[0] == '/')
|
|
{
|
|
if (exists(file))
|
|
return (strdup(file));
|
|
}
|
|
p = getenv("PATH");
|
|
if (!p)
|
|
return (strdup(file));
|
|
if (!file)
|
|
return (NULL);
|
|
cp = p;
|
|
exelen = strlen(file);
|
|
while ((ep = strchr(cp, ':')))
|
|
{
|
|
len = ep - cp;
|
|
s = malloc(len + 1);
|
|
if (s)
|
|
{
|
|
strncpy(s, cp, len);
|
|
s[len] = 0;
|
|
s = realloc(s, len + 2 + exelen);
|
|
strcat(s, "/");
|
|
strcat(s, file);
|
|
if (exists(s))
|
|
return (s);
|
|
free(s);
|
|
}
|
|
cp = ep + 1;
|
|
}
|
|
len = strlen(cp);
|
|
s = malloc(len + 1);
|
|
if (s)
|
|
{
|
|
strncpy(s, cp, len);
|
|
s[len] = 0;
|
|
s = realloc(s, len + 2 + exelen);
|
|
strcat(s, "/");
|
|
strcat(s, file);
|
|
if (exists(s))
|
|
return (s);
|
|
free(s);
|
|
}
|
|
return (NULL);
|
|
}
|