hectic-lab/util.nix
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feat: some python packages

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This commit is contained in:
yukkop
2025-04-05 17:04:29 +00:00
parent 34c798b222
commit 686344e356
9 changed files with 351 additions and 63 deletions
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27
package/c/watch/main.c
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@@ -21,8 +21,9 @@
#define MAX_PATTERNS 32
#define POLL_INTERVAL_MS 100
// Global flag to indicate if we're running in pager mode
// Global flags
int pager_mode = 0;
int ignore_errors = 0;
FILE *output_stream = NULL;
int running = 1;
@@ -37,11 +38,13 @@ void print_usage(const char *prog_name) {
fprintf(stderr, "Options:\n");
fprintf(stderr, " -p <pattern> File pattern to watch (can be used multiple times)\n");
fprintf(stderr, " -P Enable pager-friendly output (refresh mode)\n");
fprintf(stderr, " -i, --ignore-errors Continue watching even when command returns non-zero\n");
fprintf(stderr, " -h Show this help message\n");
fprintf(stderr, "Examples:\n");
fprintf(stderr, " %s 'make' -p '*.c' -p '*.h' ./src\n", prog_name);
fprintf(stderr, " find . -type d | %s 'echo changed' -p '*.py'\n", prog_name);
fprintf(stderr, " %s -P 'make' -p '*.c' -p '*.h' ./src | less\n", prog_name);
fprintf(stderr, " %s -i 'sh ./make.sh check' -p '*.c' -p '*.h' .\n", prog_name);
exit(EXIT_FAILURE);
}
@@ -174,10 +177,16 @@ int main(int argc, char *argv[]) {
char **patterns = malloc(MAX_PATTERNS * sizeof(char*));
int num_patterns = 0;
// Define long options
static struct option long_options[] = {
{"ignore-errors", no_argument, NULL, 'i'},
{0, 0, 0, 0}
};
optind = 2;
int opt;
while ((opt = getopt(argc, argv, "p:Ph")) != -1) {
while ((opt = getopt_long(argc, argv, "p:Phi", long_options, NULL)) != -1) {
switch (opt) {
case 'p':
if (num_patterns < MAX_PATTERNS) {
@@ -190,6 +199,9 @@ int main(int argc, char *argv[]) {
case 'P':
pager_mode = 1;
break;
case 'i':
ignore_errors = 1;
break;
case 'h':
print_usage(argv[0]);
break;
@@ -439,8 +451,15 @@ int main(int argc, char *argv[]) {
if (any_changes) {
int res = system(command);
if (res != 0) {
perror("system");
exit(EXIT_FAILURE);
time_t current_time = time(NULL);
fprintf(output_stream, "Command failed at %s", ctime(&current_time));
fprintf(output_stream, "Command: %s (exit code: %d)\n", command, res);
fflush(output_stream);
if (!ignore_errors) {
fprintf(output_stream, "Exiting due to command failure. Use -i to ignore errors.\n");
running = 0;
}
}
}